//package com.lagou.edu.boss.service.impl;
//
//import java.util.UUID;
//
//import org.springframework.beans.factory.annotation.Autowired;
//import org.springframework.stereotype.Service;
//
//import com.lagou.edu.boss.service.ILessonService;
//import com.lagou.edu.common.constant.MQConstant;
//import com.lagou.edu.common.mq.RocketMqService;
//import com.lagou.edu.common.mq.dto.BaseMqDTO;
//import com.lagou.edu.common.result.ResultCode;
//import com.lagou.edu.common.util.ValidateUtils;
//import com.lagou.edu.course.api.LessonRemoteService;
//import com.lagou.edu.course.api.dto.LessonDTO;
//import com.lagou.edu.course.api.enums.CourseLessonStatus;
//import com.lagou.edu.message.api.dto.LessonStatusReleaseDTO;
//
///**
// * @author: ma wei long
// * @date:   2020年6月29日 下午10:46:57
// */
//@Service
//public class LessonServiceImpl implements ILessonService {
//
//	@Autowired
//    private LessonRemoteService lessonRemoteService;
//    @Autowired
//	private RocketMqService rocketMqService;
//
//	/**
//	 * @author: ma wei long
//	 * @date:   2020年6月29日 下午10:46:15
//	*/
//	@Override
//	public boolean saveOrUpdate(LessonDTO lessonDTO) {
//		boolean isRelease = false;
//		if(lessonDTO.getId() != null && lessonDTO.getStatus() != null && lessonDTO.getStatus().equals(CourseLessonStatus.RELEASE.getCode())) {
//			//查看是否是上架操作
//			LessonDTO lessonDB = lessonRemoteService.getById(lessonDTO.getId());
//			ValidateUtils.notNull(lessonDB, ResultCode.ALERT_ERROR.getState(), "课时信息查询为空");
//			isRelease = !lessonDB.getStatus().equals(CourseLessonStatus.RELEASE.getCode());
//		}
//		boolean res = lessonRemoteService.saveOrUpdate(lessonDTO);
//		if(res && isRelease) {//发送消息通知
//			rocketMqService.convertAndSend(MQConstant.Topic.LESSON_STATUS_RELEASE, new BaseMqDTO<LessonStatusReleaseDTO>(new LessonStatusReleaseDTO(lessonDTO.getId()),UUID.randomUUID().toString()));
//		}
//		return res;
//	}
//}
